Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. John C D'Alessandro, PHD

Individual provider Forensic Psychologist · NPI 1316006687

Dr. John C D'Alessandro, PHD is a Forensic Psychologist in Doylestown, Pennsylvania. Practices as a sole proprietor. Licensed in Pennsylvania.

Licensed in
PA
In the registry since
2006
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

3655 Route 202 Ste 110
Doylestown, PA 18901-6601
Phone: (215) 534-5762
Fax: (215) 340-2524
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Forensic Psychologist (primary) Taxonomy 103TF0200X · Licence PS003080L (PA)

Record details

NPI number1316006687
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedDecember 6, 2006
Last updated in NPPESJuly 8, 2007

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